X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/ca896ed1a85f7a61c68558cfa1929030288bd71c..76347f46fb70138ad34af07b2ab00625600931f1:/windows/window.c

diff --git a/windows/window.c b/windows/window.c
index 1f4220e4..80467745 100644
--- a/windows/window.c
+++ b/windows/window.c
@@ -1862,7 +1862,8 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
 	    if (!cfg.warn_on_close || session_closed ||
 		MessageBox(hwnd,
 			   "Are you sure you want to close this session?",
-			   str, MB_ICONWARNING | MB_OKCANCEL) == IDOK)
+			   str, MB_ICONWARNING | MB_OKCANCEL | MB_DEFBUTTON2)
+		== IDOK)
 		DestroyWindow(hwnd);
 	    sfree(str);
 	}